CN108816899A - Jetting machine - Google Patents
Jetting machine Download PDFInfo
- Publication number
- CN108816899A CN108816899A CN201811005455.7A CN201811005455A CN108816899A CN 108816899 A CN108816899 A CN 108816899A CN 201811005455 A CN201811005455 A CN 201811005455A CN 108816899 A CN108816899 A CN 108816899A
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- CN
- China
- Prior art keywords
- cavity
- nozzle
- plunger
- conduit
- crank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 44
- 239000003599 detergent Substances 0.000 claims abstract description 39
- 238000004140 cleaning Methods 0.000 claims abstract description 24
- 239000007921 spray Substances 0.000 claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims description 16
- 230000033001 locomotion Effects 0.000 claims description 8
- 239000004033 plastic Substances 0.000 claims description 7
- 229920003023 plastic Polymers 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- 239000004411 aluminium Substances 0.000 claims 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 1
- 229910052782 aluminium Inorganic materials 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 3
- 210000000476 body water Anatomy 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 15
- 239000007788 liquid Substances 0.000 description 12
- 238000009434 installation Methods 0.000 description 6
- 238000007667 floating Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 208000002352 blister Diseases 0.000 description 1
- CUZMQPZYCDIHQL-VCTVXEGHSA-L calcium;(2s)-1-[(2s)-3-[(2r)-2-(cyclohexanecarbonylamino)propanoyl]sulfanyl-2-methylpropanoyl]pyrrolidine-2-carboxylate Chemical compound [Ca+2].N([C@H](C)C(=O)SC[C@@H](C)C(=O)N1[C@@H](CCC1)C([O-])=O)C(=O)C1CCCCC1.N([C@H](C)C(=O)SC[C@@H](C)C(=O)N1[C@@H](CCC1)C([O-])=O)C(=O)C1CCCCC1 CUZMQPZYCDIHQL-VCTVXEGHSA-L 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
- B08B3/026—Cleaning by making use of hand-held spray guns; Fluid preparations therefor
Landscapes
- Cleaning By Liquid Or Steam (AREA)
Abstract
The present invention relates to cleaning technology fields, disclose a kind of jetting machine, including cleaning machine main body, connecting tube, detergent pot and nozzle, wherein the connecting tube be connected to the cleaning machine main body water outlet and the nozzle；The nozzle has high pressure nozzle and low-pressure nozzle；The detergent pot is mounted in the connecting tube and is connected to the connecting tube, and Venturi corresponding with detergent pot position is equipped in the connecting tube.Jetting machine of the invention is by the way that detergent pot to be mounted in the connecting tube between cleaning machine main body and nozzle, by the high-low pressure for switching nozzle, when nozzle sprays low pressure water, Venturi in connecting tube generates negative pressure, and the detergent in detergent pot is drunk up and is mixed with water, sprays from low-pressure nozzle, it can be seen that, no replacement is required component need to only switch the high-low pressure of nozzle, i.e., changeable high pressure water and detergent spray bubble function.
Description
Technical field
The present invention relates to cleaning technology field more particularly to a kind of jetting machines.
Background technique
Jetting machine is that a kind of power device driving plunger pump generates pressure water to rinse the machine of body surface, its energy
It by dirt removing, washes away, achievees the purpose that cleaning object surface.Relative to traditional Manual-cleaning mode, jetting machine subtracts
Water consumption is lacked, has saved the plenty of time, and there is preferable cleaning effect.Nowadays, the application of jetting machine is more and more wider
It is general, it is widely used in cleaning the various fields of recent life such as automobile, garden, road, fence.
Conventional domestic jetting machine generally comprises host, high-voltage tube, valve rifle, pipette tips, spray bubble functional unit etc., spray bubble function
Energy component mixes detergent and water, and high pressure pipette tips spray the mixing liquid pressurizeed through host with high pressure, carries out to dirt
Softening, dissolution, dirt is removed.Traditionally for spray bubble functional unit, there are two types of arrangements：1, it is arranged on machine host；
2, it is arranged in valve rifle front end.
For arrangement 1, general machine body is console mode, spray bubble functional unit is arranged on machine body, is cooperated
A kind of high pressure sprays high pressure water and detergent with spray bubble switching pipette tips realization the switching of two kinds of functions of bubble, and user's operation is convenient,
But the bad arrangement detergent pot of machine body in some circumstances, especially portable small machines；Meanwhile user's inconvenience is clear
The dosage of detergent is observed during clean dose of spray bubble, to facilitate adjustment spray bleb district domain and time.For arrangement 2, user makes
When needing to switch high pressure water and detergent spray two kinds of functions of bubble with process, replacement high pressure pipette tips and spray bubble functional unit can only be passed through
Mode realize.User needs repeatedly to replace high pressure pipette tips and spray bubble functional unit, behaviour during using jetting machine carwash
Make cumbersome, low efficiency.
In view of the above shortcomings, the designer, is actively subject to research and innovation, to found a kind of jetting machine, make
It is with more the utility value in industry.
Summary of the invention
It is an object of the invention to propose a kind of jetting machine, no replacement is required component need to only switch the high-low pressure of nozzle,
I.e. changeable high pressure water and detergent spray bubble function.
For this purpose, the present invention uses following technical scheme：
A kind of jetting machine, including cleaning machine main body, connecting tube, detergent pot and nozzle, wherein
The connecting tube be connected to the cleaning machine main body water outlet and the nozzle；
The nozzle has high pressure nozzle and low-pressure nozzle；
The detergent pot is mounted in the connecting tube and is connected to the connecting tube, and the connecting tube in be equipped with
The corresponding Venturi in detergent pot position.
Further, the pot mouth of the detergent pot is connected with pot lid, and the pot lid is detachably connected with the connecting tube.
Further, the nozzle includes shell, the high pressure nozzle, the low-pressure nozzle and conduit, wherein
The shell both ends perforation, wherein one end is first end, the other end is second end；
The high pressure nozzle is set in the first end and connect with one end of the conduit；
The low-pressure nozzle is set in the shell and is rotatablely connected with the shell, and the low-pressure nozzle parcel
Point conduit and can the relatively described conduit continuously move back and forth between the first position and the second position, when low pressure spray
When mouth is located at the first position, the gap between the low-pressure nozzle and the conduit is closed state, when the low pressure is sprayed
When mouth is in the second position, the gap between the low-pressure nozzle and the conduit is in an open state；
The conduit penetrates in the shell from the second end and extends to the first end, and on the outer wall of the conduit
Equipped with the discharge orifice being connected to the catheter interior, the discharge orifice is located at the part that the conduit is wrapped up by the low-pressure nozzle
Place.
Further, the conduit is arranged that there are two can seal the gap on outer wall that the low-pressure nozzle wraps up
The sealing ring closed.
Further, the water inlet of the conduit is connected to and in communication with the connecting tube.
Further, the water inlet of the conduit is rotatably connected to the adapter communicated therewith, the adapter with it is described
Connecting tube connection, and plug and buckle are connected on the adapter.
Further, the cleaning machine main body includes：
Casing, in the casing equipped with motor, the transmission mechanism that is connect with the motor, driven by the transmission mechanism
Pump unit；
Battery pack, the battery pack is mounted on the handle portion of the casing, and the handle portion is equipped with push switch, institute
Switch is stated to be electrically connected with the battery pack.
Further, the pump unit includes：
First cavity；
Second cavity, second cavity include the crank cavity and plunger cavity being connected, the crank cavity one
Molding, the plunger cavity are connected to first cavity；
Third cavity, the third cavity connect with the crank cavity and are connected to the plunger cavity, and described
The check valve for being connected or separating is equipped between one cavity and the third cavity and the plunger cavity；
Plunger, the plunger are arranged in the plunger cavity body, for driving the check valve to be connected or partition；
Crank link mechanism, the crank link mechanism are arranged in the crank cavity and connect with the plunger, drive
It moves the plunger and does straight reciprocating motion in the plunger cavity body.
Further, the crank link mechanism includes the connecting-rod bearing, two spring bearings, two cranks and pitman shaft,
Wherein,
Two spring bearings are respectively the first spring bearing and the second spring bearing being oppositely arranged；
Two cranks are respectively the first crank and the second crank, first crank and second crank respectively with
First spring bearing and the rotation connection of the second spring bearing, and second crank and first crank pass through the company
Bar axis connection；
One end of the connecting-rod bearing is rotatablely connected with the pitman shaft, the other end is connect with the plunger.
Further, the plunger includes the tubular body of plastic material or aluminum alloy material, is set in the tubulose master
Wearing layer on external wall, wherein
The tubular body is equipped with the pin hole connecting with the connecting-rod bearing；
Guide part is arranged on the wearing layer outer wall, the inner sidewall of the guide part has plunger guide hole, the pin
Hole is located at the region that the guide part surrounds the plunger.
Beneficial effects of the present invention are：Pass through connecting tube detergent pot being mounted between cleaning machine main body and nozzle
On, by switching the high-low pressure of nozzle, when nozzle sprays low pressure water, the Venturi in connecting tube generates negative pressure, by detergent
Detergent in pot is drunk up to be mixed with water, is sprayed from low-pressure nozzle, it is seen then that no replacement is required component need to only switch the height of nozzle
Low pressure, i.e., changeable high pressure water and detergent spray bubble function.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the jetting machine that the specific embodiment of the invention provides；
Fig. 2 is the side view of jetting machine；
Fig. 3 is the cross-sectional view in Fig. 2 along line A-A；
Fig. 4 is the structural schematic diagram of another jetting machine；
Fig. 5 is the structural schematic diagram of nozzle；
Fig. 6 is the structural schematic diagram that nozzle removes a half-shell；
Fig. 7 is the structural front view of nozzle；
Fig. 8 is cross-sectional view of the Fig. 7 along line B-B, i.e. structural schematic diagram of the low-pressure nozzle at the second position；
Fig. 9 is structural schematic diagram of the low-pressure nozzle at first position；
Figure 10 is the structural schematic diagram of the low-pressure nozzle in nozzle；
Figure 11 is the structural schematic diagram of the conduit in nozzle；
Figure 12 is the structural schematic diagram of the high pressure nozzle in nozzle；
Figure 13 is the structural schematic diagram of the pump unit of jetting machine；
Figure 14 is the side view of pump unit；
Figure 15 is cross-sectional view of the Figure 14 along line C-C；
Figure 16 is the attachment structure schematic diagram of the crank link mechanism and plunger in pump unit；
Figure 17 is the side view of Figure 16；
Figure 18 is cross-sectional view of the Figure 17 along line D-D；
Figure 19 is the structural schematic diagram of the first crank in crank link mechanism；
Figure 20 is the structural schematic diagram of the second crank in crank link mechanism；
Figure 21 is the structural schematic diagram of the connecting-rod bearing in crank link mechanism；
Figure 22 is the structural schematic diagram of the transmission mechanism in jetting machine.
In figure：100- pump unit, the first cavity of 110-, the second cavity of 120-, 121- crank cavity, 122- plunger cavity,
130- third cavity, 140- check valve, 150- plunger, 151- tubular body, 152- wearing layer, 153- guide part, 154- plunger
Pilot hole, 160- crank link mechanism, the first spring bearing of 161-, the second spring bearing of 162-, the first crank of 163-, 1631-
First crank body, the first rotary table of 1632-, 1633- first shaft hole, the second crank of 164-, the second crank body of 1641-, 1642- second
Rotary table, the second axis hole of 1643-, 1644- pitman shaft, 1645- connecting column, the 165- connecting-rod bearing, 1651- bar portion, 1652- first axle
Mounting portion, 1653- the second axis mounting portion, 200- casing, 201- handle portion, 202- switch, 300- motor, 400- transmission mechanism,
401- gear ring, 402- driving gear, 403- driven gear, 500- battery pack, 600- connecting tube, 601- Venturi, 700- cleaning
Agent pot, 701- pot lid, 800- nozzle, 10- shell, 11- first end, 12- second end, 13- limit stop ring, 14- half-shell, 20- high
Press nozzle, 21- high-pressure outlet, 22- boss, 30- low-pressure nozzle, 31- low pressure delivery mouth, the connecting pin 32-, 33- screw thread, 34-
Bulge loop, 35- card slot, 40- conduit, 41- discharge orifice, 42- fixture block, 43- sealing ring, 44- water inlet, 45- water outlet, 46- groove,
The gap 50-, 801- adapter, 802- plug, 803- buckle.
Specific embodiment
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
As shown in Fig. 1 to 12, jetting machine of the invention includes cleaning machine main body, connecting tube 600, detergent pot 700
And nozzle 800.Wherein, cleaning machine main body includes casing 200, the motor being arranged in casing 200 300, connect with motor 300
Transmission mechanism 400, the pump unit 100 driven by transmission mechanism 400 and the battery pack being mounted in the handle portion 201 of casing 200
500, and handle portion 201 is equipped with push switch 202, switch 202 and battery pack 500 are electrically connected；The connection cleaning of connecting tube 600
The water outlet of owner's body and nozzle 800；Nozzle 800 has high pressure nozzle 20 and low-pressure nozzle 30；700 company of being mounted on of detergent pot
It is connected on adapter tube 600 and with connecting tube 600, and is equipped with Venturi 601 corresponding with 700 position of detergent pot in connecting tube 600.
The present invention is led to by being mounted on detergent pot 700 in the connecting tube 600 between cleaning machine main body and nozzle 800
The high-low pressure for crossing switching nozzle 800, when nozzle 800 sprays low pressure water, the Venturi 601 in connecting tube 600 generates negative pressure, will
Liquid (such as detergent) in detergent pot 700 is drunk up to be mixed with water, is sprayed from low-pressure nozzle 30, it is seen then that group that no replacement is required
Part need to only switch the high-low pressure of nozzle 800, i.e., changeable high pressure water and detergent spray bubble function.
In order to facilitate the installation of detergent pot 700, the present invention is connected with pot lid 701, pot lid in the pot mouth of detergent pot 700
701 are detachably connected (as being clamped or being threadedly coupled) with connecting tube 600.Detergent pot 700 can facilitate observation to clean to be transparent
The dosage of agent.In addition, Venturi tube 601 is installed in connecting tube 600, positioned at the junction of connecting tube 600 and pot lid 701.When low
When nozzle 30 being pressed to open, the position of Venturi tube 601 generates Venturi effect, and the liquid in detergent pot 700 is inhaled into because of negative pressure
In connecting tube 600.Certainly, check valve corresponding with 701 position of pot lid can be also set in connecting tube 600, when low-pressure nozzle 30
When unlatching, check valve is opened, and the liquid in detergent pot 700 is inhaled into connecting tube 600 because of negative pressure；When low-pressure nozzle 30 is closed
When, the pressure of liquid promotes closed check valve in connecting tube 600, and the liquid that can avoid in connecting tube 600 enters detergent pot 700
It is interior.
Specifically, nozzle 800 includes shell 10, high pressure nozzle 20, low-pressure nozzle 30 and conduit 40.Wherein, 10 liang of shell
End perforation, wherein one end is first end 11, the other end is second end 12；High pressure nozzle 20 is set in first end 11 and and conduit
40 one end connection；Low-pressure nozzle 30 is set in shell 10 and is rotatablely connected with shell 10, and 30 wrapping portion of low-pressure nozzle
Conduit 40 continuous between the first position and the second position with respect to conduit 40 can simultaneously move back and forth.As shown in figure 9, when low pressure is sprayed
When mouth 30 is located at first position, the gap 50 between low-pressure nozzle 30 and conduit 40 is closed state；As shown in figure 8, working as low pressure
When nozzle 30 is in the second position, the gap 50 between low-pressure nozzle 30 and conduit 40 is in an open state；Conduit 40 is from second end
12 penetrate in shell 10 and extend to first end 11, and the outer wall of conduit 40 be equipped with the discharge orifice 41 that is connected to inside conduit 40,
Discharge orifice 41 is located at the part that conduit 40 is wrapped up by low-pressure nozzle 30.
The present invention keeps low-pressure nozzle 30 mobile relative to conduit 40 by the way that high pressure nozzle 20 to be connect with conduit 40,
Discharge orifice 41 is arranged on conduit 40, low-pressure nozzle 30 can occupy first position and the second position relative to conduit 40, first
In position, the liquid in conduit 40 is only discharged via high pressure nozzle 20, so that making the liquid of discharge has high pressure；In the second position
In, liquid can not only be discharged via high pressure nozzle 20 but also from low-pressure nozzle 30 via discharge orifice 41, to make
The liquid being always discharged has lower pressure；Low pressure or pass are only opened by the positional relationship of low-pressure nozzle 30 and conduit 40
Low-pressure nozzle 30 is closed, high pressure nozzle 20 is just without demand that is mobile and cooperating, and structure simplifies, and size can also be with very little, high pressure
Nozzle 20 can be even made of one with conduit 40, greatly reduce cost.
Specifically, 30 both ends of low-pressure nozzle penetrate through, wherein one end is low pressure delivery mouth 31, the other end is connecting pin 32, and
The outer wall of low-pressure nozzle 30 is equipped with the screw thread 33 connecting with the inner thread of shell 10.Pass through rotation case 10, low-pressure nozzle
30 continuous between the first position and the second position with respect to conduit 40 can move back and forth.
In addition, in order to limit the only continuous reciprocating movement between the first position and the second position of low-pressure nozzle 30, the present invention
Limit stop ring 13 is equipped on 11 inner wall of first end of shell 10, low-pressure nozzle 30 is equipped with close to the outer wall of low pressure delivery mouth 31
The bulge loop 34 that can be offseted with limit stop ring 13.
In addition, the present invention is concavely provided with card slot 35 in connecting pin 32 in order to be oriented to the movement of low-pressure nozzle 30, lead
The fixture block 42 cooperated with card slot 35 is equipped at the corresponding card slot 35 of pipe 40.Utilize the cooperation of card slot 35 and fixture block 42, it can be ensured that low
Press nozzle 30 only along the axial movement of conduit 40.
Reveal in order to prevent, the present invention conduit 40 be arranged on outer wall that low-pressure nozzle 30 wraps up there are two can will between
The closed sealing ring 43 of gap 50.
Specifically, one end of conduit 40 is water inlet 44, the other end is water outlet 45, the inner wall of water outlet 45 is equipped with solid
Determine the structure of high pressure nozzle 20, and high pressure nozzle 20 exposes water outlet 45.Since high pressure nozzle 20 is without movement, do not need to match yet
Shell is closed, therefore, high pressure nozzle 20 can also be integrally formed in the water outlet 45 of conduit 40 with conduit 40.
When by high pressure nozzle 20 in the water outlet 45 of conduit 40, the end that high pressure nozzle 20 exposes water outlet 45 is
High-pressure outlet 21, and the outer wall of high-pressure outlet 21 is equipped with the boss 22 that diameter is greater than the bore of water outlet 45.In this way, can
High pressure nozzle 20 is avoided to retract.
Certainly, the bore of high-pressure outlet 21 is less than the bore of low pressure delivery mouth 31.
In addition, the cooperation for conduit 40 and shell 10, the present invention is equipped on the outer wall of water inlet 44 for second end 12
The groove 46 being caught in, and shell 10 includes two half-shells 14 being connected to each other.When assembling, one end of one of half-shell 14 is stuck in
In groove 46, also alignment indentation 46 is caught in for another corresponding end of half-shell 14, and two half-shells 14 are docked.
Connection for nozzle 800 and connecting tube 600 can directly connect the water inlet 44 of conduit 40 with connecting tube 600
It connects and is connected to, as shown in Figure 1；It can also be rotatably connected to the adapter 801 communicated therewith in the water inlet 44 of conduit 40, will turned
Fitting 801 is connected to connection with connecting tube 600, and plug 802 and buckle 803 are connected on adapter 801, so that nozzle 800
It can rotate, as shown in Figure 4.
As shown in Fig. 1,4 and 13 to 22, the cleaning machine main body in the present invention is hand-held, including casing 200, casing 200
Handle portion 201 with gripping, equipped with motor 300, the transmission mechanism 400 being connect with motor 300, by driver in casing 200
The pump unit 100 that structure 400 drives；Battery pack 500 is installed, and handle portion 201 is equipped with push switch in handle portion 201
202, switch 202 and battery pack 500 are electrically connected.The cleaning machine main body can be used AC or DC and be powered, and be hand-held
Formula, do not have the water tank for storing water source on casing 200, external water source can be connected by water pipe, it is small in size, it is light-weight,
Convenient for manipulation.
The cleaning machine main body connects external water source by water pipe, and water is gushed out using pump unit 100.Specifically, pump is single
Member 100 includes the first cavity 110, the second cavity 120, third cavity 130, plunger 150 and crank link mechanism 160, the second chamber
Body 120 includes the crank cavity 121 and plunger cavity 122 being connected, and crank cavity 121 is integrally formed, and plunger cavity 122 is connected to
First cavity 110；Third cavity 130 connect with crank cavity 121 and is connected to plunger cavity 122, and the first cavity 110 and
The check valve 140 for being connected or separating is equipped between three cavitys 130 and plunger cavity 122；Plunger 150 is arranged in plunger cavity
In body 122, for driving check valve 140 to be connected or partition；Crank link mechanism 160 is arranged in crank cavity 121 and and column
150 connection of plug, driving plunger 150 do straight reciprocating motion in plunger cavity 122.
L shape is collectively formed in first cavity 110, the second cavity 120 and third cavity 130 so that the volume of pump unit 100 compared with
It is small, in order to further decrease the volume of the jetting machine, third cavity 130, the second cavity 120, transmission mechanism 400, motor
300 and first cavity 110 T-shaped structure is collectively formed.
Crank link mechanism 160 in the present invention is bi-lateral support formula, which includes the connecting-rod bearing
165, two spring bearings, two cranks and pitman shaft 1644.Wherein, two spring bearings are respectively first be oppositely arranged
Support bearing 161 and the second spring bearing 162；Two cranks are respectively the first crank 163 and the second crank 164, the first crank 163
It is rotatablely connected respectively with the first spring bearing 161 and the second spring bearing 162 with the second crank 164, and the second crank 164 and the
One crank 163 is connected by pitman shaft 1644；One end of the connecting-rod bearing 165 and the rotation connection of pitman shaft 1644, the other end and column
150 connection of plug.Bi-lateral support is carried out using two spring bearings, so that the support force of the crank link mechanism 160 is larger, and will
First crank 163 and the second crank 164 are assemblied in integrally formed crank cavity 121, and compact-sized, globality is stronger, and
During installation, the first spring bearing 161 and the first crank 163 need to be only stuck on one end of crank cavity 121, supported second
Bearing 162 and the second crank 164 are stuck on the other end of crank cavity 121, and carrying is uniform, and bearing capacity is big.
First crank 163 includes the first crank body 1631, is vertically convexly equipped on the one side of the first crank body 1631 and the
First rotary table 1632 of one spring bearing 161 rotation connection, another opposite side are concavely provided with first shaft hole 1633, and first
The axis of rotary table 1632 is parallel with the axis of first shaft hole 1633.
Second crank 164 includes the second crank body 1641, is vertically convexly equipped on the one side of the second crank body 1641 and the
Second rotary table 1642 of two spring bearings 162 rotation connection, another opposite side are concavely provided with coaxial with the second rotary table 1642
The second axis hole 1643, the eccentric part of the second rotary table 1642 connect with one end of pitman shaft 1644, the other end of pitman shaft 1644
It is connect with first shaft hole 1633.
Certainly, pitman shaft 1644 can be integrally formed with the second crank body 1641, can also be independent individual, phase respectively
It connects.
The both ends of the bar portion 1651 of the connecting-rod bearing 165 are respectively provided with first axle installation section 1652 and the second axis installation section
1653, first axle installation section 1652 and pitman shaft 1644 are socketed, and the second axis installation section 1653 is connect with plunger 150.
Plunger 150 includes the tubular body 151 of plastic material or aluminum alloy material, is set on 151 outer wall of tubular body
Wearing layer 152, tubular body 151 is equipped with the pin hole that connect with the connecting-rod bearing 165.Preferably, the material of tubular body 151
While realizing plunger function, the weight of plunger 150 is reduced using the combination of plastics plus wearing layer 152 for plastics.It should
150 main structure of plunger is plastic material, and density is low, easily molded labyrinth, and the pin hole of plunger 150 is designed in tubular body
On 151；By be arranged wearing layer 152, have high dimensional accuracy, low surface roughness, high rigidity, and wearing layer 152 be used for
Water seal cooperation sealing liquid.Wearing layer 152 is metallic sheath, can be integrally formed with the tubular body 151 of plastic material, can also be incited somebody to action
Wearing layer 152 is assemblied on tubular body 151.
As it can be seen that the plunger 150 is light-weight, and when driving plunger 150 using crank link mechanism 160, the light-weighted column
Plug 150 is significantly reduced inertia force, and jetting machine is avoided to generate vibration.
Further, guide part 153 is arranged on 152 outer wall of wearing layer, the inner sidewall of guide part 153 has plunger guide
The link position of hole 154, the connecting-rod bearing 165 and plunger 150 is located at the region that guide part 153 surrounds plunger 150.Wearing layer 152
Sliding friction is formed with water seal and plunger guide hole 154, more conducively plunger 150 moves back and forth.
In addition, the link position of the connecting-rod bearing 165 and plunger 150 is located at the region that guide part 153 surrounds plunger 150, phase
Than in being located at 150 tail portion of plunger, structure is more compact, this has very small portable cleaning machine on reducing volume and weight
It is big to help；Meanwhile the link position of the connecting-rod bearing 165 is located at the region that guide part 153 surrounds plunger 150, in identical space
It is interior, the longer connecting-rod bearing 165 can be designed.Comparatively, the angle of the connecting-rod bearing 165 and plunger 150 can be smaller, then lateral force
Also can be smaller, plunger 150 rubs and can weaken partially, and mechanical efficiency can also improve.
The connection type of pin and the pin hole on plunger 150 on second axis mounting portion 1653 of the connecting-rod bearing 165 can be
Full floating or semi-floating.When the connection type of pin is full floating, the pin that 154 inner wall of plunger guide hole connects for full floating is provided
Limit；And pin connection type be full floating when, can avoid pin rub partially, increase service life.
In order to allow pump unit 100 to suck and be discharged liquid, transmission mechanism 400 of the invention includes gear ring 401, active
Gear 402 and three driven gears 403, wherein gear ring 401 is connect with the second cavity 120, the inner ring of gear ring 401 be equipped with
The teeth portion of three driven gears 403 engagement；Three driven gears 403 are rotatably connected on the second crank body 1641 equipped with the second axis hole
On 1643 side, and three driven gears 403 are enclosed in the inside of gear ring 401；The output of driving gear 402 and motor 300
Axis transmission connection, and driving gear 402 is engaged with three driven gears 403.And second crank body 1641 be equipped with the second axis hole
The connecting column 1645 being rotatablely connected respectively with three driven gears 403 there are three being set on 1643 side, the motor cabinet of motor 300
It is equipped with a thrust piece to offset with three connecting columns 1645, and the length of connecting column 1645 is greater than the width of driven gear 403
Degree.In this way, motor 300 is in transmission, it can be to avoid the axial movement of transmission mechanism 400 using connecting column 1645 and thrust piece.
As it can be seen that the transmission mechanism 400 is compact-sized, it is small in size, and transmission effect is good, conducive to the miniaturization of jetting machine.
To sum up, jetting machine of the invention is compact-sized, carrying uniformly, bearing capacity it is big, in addition, no replacement is required component,
The high-low pressure of nozzle 800 need to only be switched, i.e., changeable high pressure water and detergent spray bubble function, and switch the high-low pressure of nozzle 800
When, only need to move low-pressure nozzle 30 can open or close low-pressure nozzle 30, realize the switching of high-low pressure, structure is simple, cost
It is low.
The technical principle of the invention is described above in combination with a specific embodiment.These descriptions are intended merely to explain of the invention
Principle, and shall not be construed in any way as a limitation of the scope of protection of the invention.Based on the explanation herein, the technology of this field
Personnel can associate with other specific embodiments of the invention without creative labor, these modes are fallen within
Within protection scope of the present invention.
Claims (10)
1. a kind of jetting machine, which is characterized in that including cleaning machine main body, connecting tube (600), detergent pot (700) and spray
Mouth (800), wherein
The connecting tube (600) is connected to water outlet and the nozzle (800) of the cleaning machine main body；
The nozzle (800) has high pressure nozzle (20) and low-pressure nozzle (30)；
The detergent pot (700) is mounted on the connecting tube (600) and is connected to the connecting tube (600), and the company
It takes over and is equipped with Venturi (601) corresponding with detergent pot (700) position in (600).
2. jetting machine according to claim 1, which is characterized in that the pot mouth of the detergent pot (700) is connected with
Pot lid (701), the pot lid (701) are detachably connected with the connecting tube (600).
3. jetting machine according to claim 1, which is characterized in that the nozzle (800) includes shell (10), described
High pressure nozzle (20), the low-pressure nozzle (30) and conduit (40), wherein
Shell (10) the both ends perforation, wherein one end is first end (11), the other end is second end (12)；
The high pressure nozzle (20) is set in the first end (11) and connect with one end of the conduit (40)；
The low-pressure nozzle (30) is set in the shell (10) and is rotatablely connected with the shell (10), and the low pressure is sprayed
Conduit (40) described in mouth (30) wrapping portion and can the relatively described conduit (40) it is continuous between the first position and the second position
It moves back and forth, when the low-pressure nozzle (30) is located at the first position, the low-pressure nozzle (30) and the conduit (40)
Between gap (50) be closed state, when the low-pressure nozzle (30) is in the second position, the low-pressure nozzle
(30) gap (50) between the conduit (40) is in an open state；
The conduit (40) penetrates in the shell (10) from the second end (12) and extends to the first end (11), and described
The outer wall of conduit (40) is equipped with the discharge orifice (41) being connected to the conduit (40) inside, and the discharge orifice (41) is located at described
At the part that conduit (40) is wrapped up by the low-pressure nozzle (30).
4. jetting machine according to claim 3, which is characterized in that the conduit (40) is by the low-pressure nozzle (30)
It can be by the gap (50) closed sealing ring (43) there are two being arranged on the outer wall of package.
5. jetting machine according to claim 3, which is characterized in that the water inlet (44) of the conduit (40) with it is described
Connecting tube (600) is connected to and in communication with.
6. jetting machine according to claim 3, which is characterized in that the water inlet (44) of the conduit (40), which rotates, to be connected
It is connected to the adapter (801) communicated therewith, the adapter (801) is connected to the connecting tube (600), and the adapter
(801) plug (802) and buckle (803) are connected on.
7. jetting machine according to claim 1, which is characterized in that the cleaning machine main body includes：
Casing (200), the casing (200) are interior equipped with motor (300), the transmission mechanism connecting with the motor (300)
(400), the pump unit (100) driven by the transmission mechanism (400)；
Battery pack (500), the battery pack (500) are mounted on the handle portion (201) of the casing (200), and the handle portion
(201) push switch (202) are equipped with, the switch (202) and the battery pack (500) are electrically connected.
8. jetting machine according to claim 7, which is characterized in that the pump unit (100) includes：
First cavity (110)；
Second cavity (120), second cavity (120) include the crank cavity (121) and plunger cavity (122) being connected,
The crank cavity (121) is integrally formed, and the plunger cavity (122) is connected to first cavity (110)；
Third cavity (130), the third cavity (130) connect with the crank cavity (121) and with the plunger cavity
(122) it is connected to, and is equipped between first cavity (110) and the third cavity (130) and the plunger cavity (122)
Check valve (140) for being connected or separating；
Plunger (150), plunger (150) setting is in the plunger cavity (122), for driving the check valve (140)
Conducting or partition；
Crank link mechanism (160), the crank link mechanism (160) setting in the crank cavity (121) and with it is described
Plunger (150) connection, drives the plunger (150) to do straight reciprocating motion in the plunger cavity (122).
9. jetting machine according to claim 8, which is characterized in that the crank link mechanism (160) includes connecting rod
Bearing (165), two spring bearings, two cranks and pitman shaft (1644), wherein
Two spring bearings are respectively the first spring bearing (161) and the second spring bearing (162) being oppositely arranged；
Two cranks are respectively the first crank (163) and the second crank (164), first crank (163) and described
Two cranks (164) are rotatablely connected with first spring bearing (161) and the second spring bearing (162) respectively, and described second
Crank (164) is connect with first crank (163) by the pitman shaft (1644)；
One end of the connecting-rod bearing (165) and the pitman shaft (1644) rotation connection, the other end and the plunger (150) are even
It connects.
10. jetting machine according to claim 9, which is characterized in that the plunger (150) includes plastic material or aluminium
The tubular body (151) of alloy material, the wearing layer (152) being set on the tubular body (151) outer wall, wherein
The tubular body (151) is equipped with the pin hole connecting with the connecting-rod bearing (165)；
It is arranged with guide part (153) on wearing layer (152) outer wall, the inner sidewall of the guide part (153) is led with plunger
To hole (154), the pin hole is located at the region that the guide part (153) surrounds the plunger (150).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811005455.7A CN108816899A (en) | 2018-08-30 | 2018-08-30 | Jetting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811005455.7A CN108816899A (en) | 2018-08-30 | 2018-08-30 | Jetting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108816899A true CN108816899A (en) | 2018-11-16 |
Family
ID=64150961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811005455.7A Pending CN108816899A (en) | 2018-08-30 | 2018-08-30 | Jetting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108816899A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020019676A1 (en) * | 2018-07-24 | 2020-01-30 | 苏州小科清洁科技有限公司 | Pump assembly and high-pressure cleaner |
| WO2020134652A1 (en) * | 2018-12-29 | 2020-07-02 | 苏州小科清洁科技有限公司 | Cleaning machine provided with energy accumulator |
| CN115025903A (en) * | 2022-06-22 | 2022-09-09 | 格力博(江苏)股份有限公司 | Cleaning water gun |
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| CN115025903B (en) * | 2022-06-22 | 2024-03-01 | 格力博(江苏)股份有限公司 | Cleaning water gun |
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